- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°45'34"N 3°47'13"W
- Eastings/Northings: 279500, 319500
- OS Grid: SH795195
- Mapcode Local: GBR 64.ZBJJ
- Mapcode Global: WH67N.SWTS
Location and coordinates are for the approximate centre of Nant Helygog within this administrative area.
Geographic features and populated places may cross administrative borders.